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            <h1 id="seo-header">『算法-ACM竞赛-思维题』– Codeforces-989C C. A Mist of Florescence</h1>
            
            
              <div class="markdown-body">
                
                <h1 id="『算法-ACM-竞赛-思维题』–-Codeforces-989C-C-A-Mist-of-Florescence"><a href="#『算法-ACM-竞赛-思维题』–-Codeforces-989C-C-A-Mist-of-Florescence" class="headerlink" title="『算法-ACM 竞赛-思维题』– Codeforces-989C C. A Mist of Florescence"></a>『算法-ACM 竞赛-思维题』– Codeforces-989C C. A Mist of Florescence</h1><p><a target="_blank" rel="noopener" href="https://lunatic.blog.csdn.net/article/details/104421973">ACM 思维题训练集合</a></p>
<div class="ttypography"><div class="problem-statement"><div class="header"><div class="title">C. A Mist of Florescence</div><div class="time-limit"><div class="property-title">time limit per test</div>1 second</div><div class="memory-limit"><div class="property-title">memory limit per test</div>256 megabytes</div><div class="input-file"><div class="property-title">input</div>standard input</div><div class="output-file"><div class="property-title">output</div>standard output</div></div><div><div class="epigraph"><div class="epigraph-text"><span class="tex-font-style-it"> As the boat drifts down the river, a wood full of blossoms shows up on the riverfront.<p>"I've been here once," Mino exclaims with delight, "it's breathtakingly amazing."</p><p>"What is it like?"</p><p>"Look, Kanno, you've got your paintbrush, and I've got my words. Have a try, shall we?" </p></span></div></div><p>There are four kinds of flowers in the wood, Amaranths, Begonias, Centaureas and Dianthuses.</p><p>The wood can be represented by a rectangular grid of $$$n$$$ rows and $$$m$$$ columns. In each cell of the grid, there is exactly one type of flowers.</p><p>According to Mino, the numbers of connected components formed by each kind of flowers are $$$a$$$, $$$b$$$, $$$c$$$ and $$$d$$$ respectively. Two cells are considered in the same connected component if and only if a path exists between them that moves between cells sharing common edges and passes only through cells containing the same flowers.</p><p>You are to help Kanno depict such a grid of flowers, with $$$n$$$ and $$$m$$$ arbitrarily chosen under the constraints given below. It can be shown that at least one solution exists under the constraints of this problem.</p><p>Note that you can choose arbitrary $$$n$$$ and $$$m$$$ under the constraints below, they are not given in the input.</p></div><div class="input-specification"><div class="section-title">Input</div><p>The first and only line of input contains four space-separated integers $$$a$$$, $$$b$$$, $$$c$$$ and $$$d$$$ ($$$1 \leq a, b, c, d \leq 100$$$)&nbsp;— the required number of connected components of Amaranths, Begonias, Centaureas and Dianthuses, respectively.</p></div><div class="output-specification"><div class="section-title">Output</div><p>In the first line, output two space-separated integers $$$n$$$ and $$$m$$$ ($$$1 \leq n, m \leq 50$$$)&nbsp;— the number of rows and the number of columns in the grid respectively.</p><p>Then output $$$n$$$ lines each consisting of $$$m$$$ consecutive English letters, representing one row of the grid. Each letter should be among '<span class="tex-font-style-tt">A</span>', '<span class="tex-font-style-tt">B</span>', '<span class="tex-font-style-tt">C</span>' and '<span class="tex-font-style-tt">D</span>', representing Amaranths, Begonias, Centaureas and Dianthuses, respectively.</p><p>In case there are multiple solutions, print any. You can output each letter in either case (upper or lower).</p></div><div class="sample-tests"><div class="section-title">Examples</div><div class="sample-test"><div class="input"><div class="title">Input<div title="Copy" data-clipboard-target="#id003138535526086723" id="id003521096918478248" class="input-output-copier">Copy</div></div><pre id="id003138535526086723">5 3 2 1<br></pre></div><div class="output"><div class="title">Output<div title="Copy" data-clipboard-target="#id00024782067229265348" id="id0005991200505656624" class="input-output-copier">Copy</div></div><pre id="id00024782067229265348">4 7<br>DDDDDDD<br>DABACAD<br>DBABACD<br>DDDDDDD</pre></div><div class="input"><div class="title">Input<div title="Copy" data-clipboard-target="#id007046589541332171" id="id0017677719446506934" class="input-output-copier">Copy</div></div><pre id="id007046589541332171">50 50 1 1<br></pre></div><div class="output"><div class="title">Output<div title="Copy" data-clipboard-target="#id0035390994126709985" id="id005501044965550124" class="input-output-copier">Copy</div></div><pre id="id0035390994126709985">4 50<br>CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC<br>ABABABABABABABABABABABABABABABABABABABABABABABABAB<br>BABABABABABABABABABABABABABABABABABABABABABABABABA<br>DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD</pre></div><div class="input"><div class="title">Input<div title="Copy" data-clipboard-target="#id0018573224254621223" id="id0005969699290219643" class="input-output-copier">Copy</div></div><pre id="id0018573224254621223">1 6 4 5<br></pre></div><div class="output"><div class="title">Output<div title="Copy" data-clipboard-target="#id009041273331688107" id="id004109724168841349" class="input-output-copier">Copy</div></div><pre id="id009041273331688107">7 7<br>DDDDDDD<br>DDDBDBD<br>DDCDCDD<br>DBDADBD<br>DDCDCDD<br>DBDBDDD<br>DDDDDDD</pre></div></div></div><div class="note"><div class="section-title">Note</div><p>In the first example, each cell of Amaranths, Begonias and Centaureas forms a connected component, while all the Dianthuses form one.</p><center> <img class="tex-graphics" src="https://espresso.codeforces.com/9de7cc3d36c5cf039f0be286b44671f01a7cd355.png" srcset="/img/loading.gif" lazyload style="max-width: 100.0%;max-height: 100.0%;"> </center></div></div><p>  </p></div>

<p>傻逼构造题，我是垃圾<br><img src="https://img-blog.csdnimg.cn/20200229210529665.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzYyNzExOA==,size_16,color_FFFFFF,t_70" srcset="/img/loading.gif" lazyload alt="在这里插入图片描述"><br>分成四块涂成四种颜色，然后，点点。</p>
<figure class="highlight c"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br><span class="line">67</span><br><span class="line">68</span><br><span class="line">69</span><br><span class="line">70</span><br><span class="line">71</span><br><span class="line">72</span><br><span class="line">73</span><br><span class="line">74</span><br><span class="line">75</span><br><span class="line">76</span><br><span class="line">77</span><br><span class="line">78</span><br><span class="line">79</span><br><span class="line">80</span><br><span class="line">81</span><br><span class="line">82</span><br><span class="line">83</span><br><span class="line">84</span><br><span class="line">85</span><br><span class="line">86</span><br><span class="line">87</span><br><span class="line">88</span><br><span class="line">89</span><br><span class="line">90</span><br><span class="line">91</span><br><span class="line">92</span><br><span class="line">93</span><br><span class="line">94</span><br><span class="line">95</span><br><span class="line">96</span><br><span class="line">97</span><br><span class="line">98</span><br><span class="line">99</span><br><span class="line">100</span><br><span class="line">101</span><br><span class="line">102</span><br><span class="line">103</span><br><span class="line">104</span><br><span class="line">105</span><br></pre></td><td class="code"><pre><code class="hljs c"><span class="hljs-meta">#<span class="hljs-keyword">include</span> <span class="hljs-string">&lt;bits/stdc++.h&gt;</span></span><br>using namespace <span class="hljs-built_in">std</span>;<br>template &lt;typename t&gt;<br><span class="hljs-type">void</span> <span class="hljs-title function_">read</span><span class="hljs-params">(t &amp;x)</span><br>&#123;<br>    <span class="hljs-type">char</span> ch = getchar();<br>    x = <span class="hljs-number">0</span>;<br>    t f = <span class="hljs-number">1</span>;<br>    <span class="hljs-keyword">while</span> (ch &lt; <span class="hljs-string">&#x27;0&#x27;</span> || ch &gt; <span class="hljs-string">&#x27;9&#x27;</span>)<br>        f = (ch == <span class="hljs-string">&#x27;-&#x27;</span> ? <span class="hljs-number">-1</span> : f), ch = getchar();<br>    <span class="hljs-keyword">while</span> (ch &gt;= <span class="hljs-string">&#x27;0&#x27;</span> &amp;&amp; ch &lt;= <span class="hljs-string">&#x27;9&#x27;</span>)<br>        x = x * <span class="hljs-number">10</span> + ch - <span class="hljs-string">&#x27;0&#x27;</span>, ch = getchar();<br>    x *= f;<br>&#125;<br><br><span class="hljs-meta">#<span class="hljs-keyword">define</span> wi(n) printf(<span class="hljs-string">&quot;%d &quot;</span>, n)</span><br><span class="hljs-meta">#<span class="hljs-keyword">define</span> wl(n) printf(<span class="hljs-string">&quot;%lld &quot;</span>, n)</span><br><span class="hljs-meta">#<span class="hljs-keyword">define</span> rep(m, n, i) for (int i = m; i &lt; n; ++i)</span><br><span class="hljs-meta">#<span class="hljs-keyword">define</span> rrep(m, n, i) for (int i = m; i &gt; n; --i)</span><br><span class="hljs-meta">#<span class="hljs-keyword">define</span> P puts(<span class="hljs-string">&quot; &quot;</span>)</span><br><span class="hljs-keyword">typedef</span> <span class="hljs-type">long</span> <span class="hljs-type">long</span> ll;<br><span class="hljs-meta">#<span class="hljs-keyword">define</span> MOD 1000000007</span><br><span class="hljs-meta">#<span class="hljs-keyword">define</span> mp(a, b) make_pair(a, b)</span><br><span class="hljs-meta">#<span class="hljs-keyword">define</span> N 1005</span><br><span class="hljs-meta">#<span class="hljs-keyword">define</span> fil(a, n) rep(0, n, i) read(a[i])</span><br><span class="hljs-comment">//---------------https://lunatic.blog.csdn.net/-------------------//</span><br><br><span class="hljs-type">int</span> mapp[<span class="hljs-number">100</span>][<span class="hljs-number">100</span>];<br><span class="hljs-type">int</span> a[<span class="hljs-number">5</span>];<br><br><span class="hljs-type">int</span> <span class="hljs-title function_">main</span><span class="hljs-params">()</span><br>&#123;<br>    <span class="hljs-built_in">memset</span>(mapp, <span class="hljs-number">0</span>, <span class="hljs-keyword">sizeof</span>(mapp));<br>    <span class="hljs-keyword">for</span> (<span class="hljs-type">int</span> i = <span class="hljs-number">1</span>; i &lt;= <span class="hljs-number">4</span>; i++)<br>    &#123;<br>        <span class="hljs-built_in">scanf</span>(<span class="hljs-string">&quot;%d&quot;</span>, &amp;a[i]);<br>        a[i]--;<br>    &#125;<br>    <span class="hljs-type">int</span> p = <span class="hljs-number">2</span>;<br>    <span class="hljs-type">int</span> q = <span class="hljs-number">2</span>;<br>    <span class="hljs-keyword">for</span> (<span class="hljs-type">int</span> i = <span class="hljs-number">1</span>; i &lt;= a[<span class="hljs-number">1</span>]; i++)<br>    &#123;<br>        mapp[p][q] = <span class="hljs-number">1</span>;<br>        p += <span class="hljs-number">2</span>;<br>        <span class="hljs-keyword">if</span> (p &gt; <span class="hljs-number">24</span>)<br>        &#123;<br>            p = <span class="hljs-number">2</span>;<br>            q += <span class="hljs-number">2</span>;<br>        &#125;<br>    &#125;<br>    p = <span class="hljs-number">27</span>;<br>    q = <span class="hljs-number">2</span>;<br>    <span class="hljs-keyword">for</span> (<span class="hljs-type">int</span> i = <span class="hljs-number">1</span>; i &lt;= a[<span class="hljs-number">2</span>]; i++)<br>    &#123;<br>        mapp[p][q] = <span class="hljs-number">2</span>;<br>        p += <span class="hljs-number">2</span>;<br>        <span class="hljs-keyword">if</span> (p &gt; <span class="hljs-number">49</span>)<br>        &#123;<br>            p = <span class="hljs-number">27</span>;<br>            q += <span class="hljs-number">2</span>;<br>        &#125;<br>    &#125;<br>    p = <span class="hljs-number">2</span>;<br>    q = <span class="hljs-number">27</span>;<br>    <span class="hljs-keyword">for</span> (<span class="hljs-type">int</span> i = <span class="hljs-number">1</span>; i &lt;= a[<span class="hljs-number">3</span>]; i++)<br>    &#123;<br>        mapp[p][q] = <span class="hljs-number">3</span>;<br>        p += <span class="hljs-number">2</span>;<br>        <span class="hljs-keyword">if</span> (p &gt; <span class="hljs-number">24</span>)<br>        &#123;<br>            p = <span class="hljs-number">2</span>;<br>            q += <span class="hljs-number">2</span>;<br>        &#125;<br>    &#125;<br>    p = <span class="hljs-number">27</span>;<br>    q = <span class="hljs-number">27</span>;<br>    <span class="hljs-keyword">for</span> (<span class="hljs-type">int</span> i = <span class="hljs-number">1</span>; i &lt;= a[<span class="hljs-number">4</span>]; i++)<br>    &#123;<br>        <span class="hljs-comment">//cout&lt;&lt;&quot;p=&quot;&lt;&lt;p&lt;&lt;&quot; q=&quot;&lt;&lt;q&lt;&lt;endl;</span><br>        mapp[p][q] = <span class="hljs-number">4</span>;<br>        p += <span class="hljs-number">2</span>;<br>        <span class="hljs-keyword">if</span> (p &gt; <span class="hljs-number">49</span>)<br>        &#123;<br>            p = <span class="hljs-number">27</span>;<br>            q += <span class="hljs-number">2</span>;<br>        &#125;<br>    &#125;<br>    <span class="hljs-built_in">cout</span> &lt;&lt; <span class="hljs-string">&quot;50 50&quot;</span> &lt;&lt; <span class="hljs-built_in">endl</span>;<br>    <span class="hljs-keyword">for</span> (<span class="hljs-type">int</span> i = <span class="hljs-number">1</span>; i &lt;= <span class="hljs-number">50</span>; i++)<br>    &#123;<br>        <span class="hljs-keyword">for</span> (<span class="hljs-type">int</span> j = <span class="hljs-number">1</span>; j &lt;= <span class="hljs-number">50</span>; j++)<br>        &#123;<br>            <span class="hljs-keyword">if</span> (mapp[i][j] == <span class="hljs-number">1</span> || mapp[i][j] == <span class="hljs-number">0</span> &amp;&amp; i &gt;= <span class="hljs-number">26</span> &amp;&amp; j &gt;= <span class="hljs-number">26</span>)<br>                <span class="hljs-built_in">cout</span> &lt;&lt; <span class="hljs-string">&#x27;A&#x27;</span>;<br>            <span class="hljs-keyword">else</span> <span class="hljs-keyword">if</span> (mapp[i][j] == <span class="hljs-number">2</span> || mapp[i][j] == <span class="hljs-number">0</span> &amp;&amp; i &lt;= <span class="hljs-number">25</span> &amp;&amp; j &gt;= <span class="hljs-number">26</span>)<br>                <span class="hljs-built_in">cout</span> &lt;&lt; <span class="hljs-string">&#x27;B&#x27;</span>;<br>            <span class="hljs-keyword">else</span> <span class="hljs-keyword">if</span> (mapp[i][j] == <span class="hljs-number">3</span> || mapp[i][j] == <span class="hljs-number">0</span> &amp;&amp; i &gt;= <span class="hljs-number">26</span> &amp;&amp; j &lt;= <span class="hljs-number">25</span>)<br>                <span class="hljs-built_in">cout</span> &lt;&lt; <span class="hljs-string">&#x27;C&#x27;</span>;<br>            <span class="hljs-keyword">else</span><br>                <span class="hljs-built_in">cout</span> &lt;&lt; <span class="hljs-string">&#x27;D&#x27;</span>;<br>        &#125;<br>        <span class="hljs-built_in">cout</span> &lt;&lt; <span class="hljs-built_in">endl</span>;<br>    &#125;<br>    <span class="hljs-keyword">return</span> <span class="hljs-number">0</span>;<br>&#125;<br></code></pre></td></tr></table></figure>

                
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